64位win7 oracle11 用net manage 测试成功，plsql登录不了，报 12154

[pwopwo]

listener.ora文件
# listener.ora Network Configuration File: e:\app\ok\product\11.2.0\dbhome_4\NETWORK\ADMIN\listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = Oracle8)
(SID_NAME = ORCL)
)
(SID_DESC =
(GLOBAL_DBNAME = Oracle8)
(SID_NAME = txgis)
)
)

LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = ok-THINK)(PORT = 1521))
)

ADR_BASE_LISTENER = e:\app\ok\product\11.2.0\dbhome_4\log


---------------------------------------------------------
tnsnames.ora 文件

# tnsnames.ora Network Configuration File: e:\app\ok\product\11.2.0\dbhome_4\NETWORK\ADMIN\tnsnames.ora
# Generated by Oracle configuration tools.

ORACLR_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT_DATA =
(SID = CLRExtProc)
(PRESENTATION = RO)
)
)

TXGIS =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = txgis)
)
)

ORCL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = ok-THINK)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)

------------------
sqlnet.ora 文件，

# sqlnet.ora Network Configuration File: e:\app\ok\product\11.2.0\dbhome_4\network\admin\sqlnet.ora
# Generated by Oracle configuration tools.

# This file is actually generated by netca. But if customers choose to
# install "Software Only", this file wont exist and without the native
# authentication, they will not be able to connect to the database on NT.

SQLNET.AUTHENTICATION_SERVICES= (NTS)

NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)



求高手指导是那的错 ，